[INFO] fetching crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0...
[INFO] testing fb560a272aff3086c340bd7fff421e67461b7920-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0
[INFO] finished tweaking crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0
[INFO] tweaked toml for crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8668f822d66f6652e117e9255b22cf4f425fab0b43a49129a11178a979d2b2b7
[INFO] running `Command { std: "docker" "start" "-a" "8668f822d66f6652e117e9255b22cf4f425fab0b43a49129a11178a979d2b2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8668f822d66f6652e117e9255b22cf4f425fab0b43a49129a11178a979d2b2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8668f822d66f6652e117e9255b22cf4f425fab0b43a49129a11178a979d2b2b7", kill_on_drop: false }`
[INFO] [stdout] 8668f822d66f6652e117e9255b22cf4f425fab0b43a49129a11178a979d2b2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 413b336dfca419065b47979a9ef8de18edae1da78f8cc2080b3cb81ee1f11002
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "413b336dfca419065b47979a9ef8de18edae1da78f8cc2080b3cb81ee1f11002", kill_on_drop: false }`
[INFO] [stderr]    Compiling fb560a272aff3086c340bd7fff421e67461b7920 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "413b336dfca419065b47979a9ef8de18edae1da78f8cc2080b3cb81ee1f11002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413b336dfca419065b47979a9ef8de18edae1da78f8cc2080b3cb81ee1f11002", kill_on_drop: false }`
[INFO] [stdout] 413b336dfca419065b47979a9ef8de18edae1da78f8cc2080b3cb81ee1f11002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9beaee934a6f164ee4f5d88a42b18fbe606dfc7fccd6e342467247e723e89831
[INFO] running `Command { std: "docker" "start" "-a" "9beaee934a6f164ee4f5d88a42b18fbe606dfc7fccd6e342467247e723e89831", kill_on_drop: false }`
[INFO] [stderr]    Compiling fb560a272aff3086c340bd7fff421e67461b7920 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "9beaee934a6f164ee4f5d88a42b18fbe606dfc7fccd6e342467247e723e89831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9beaee934a6f164ee4f5d88a42b18fbe606dfc7fccd6e342467247e723e89831", kill_on_drop: false }`
[INFO] [stdout] 9beaee934a6f164ee4f5d88a42b18fbe606dfc7fccd6e342467247e723e89831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf3a0359fb75b0e3421fe1e8709cf66fdd97ff048adf709549122b3c47f8cf3a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf3a0359fb75b0e3421fe1e8709cf66fdd97ff048adf709549122b3c47f8cf3a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fb560a272aff3086c340bd7fff421e67461b7920-0b018edf04af818a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fb560a272aff3086c340bd7fff421e67461b7920
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf3a0359fb75b0e3421fe1e8709cf66fdd97ff048adf709549122b3c47f8cf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf3a0359fb75b0e3421fe1e8709cf66fdd97ff048adf709549122b3c47f8cf3a", kill_on_drop: false }`
[INFO] [stdout] bf3a0359fb75b0e3421fe1e8709cf66fdd97ff048adf709549122b3c47f8cf3a